17
EN
709.75 | 07.50
4.3.3 Terminal plan
L
N
N R1
T1
T2
T3
Pr
ot
ec
tiv
e
co
nd
uc
to
r
Te
m
pe
ra
tu
re
se
ns
or
1
(co
lle
cto
r)
Te
m
pe
ra
tu
re
se
ns
or
(lo
we
r a
re
a o
f s
to
ra
ge
ta
nk
)
PE
L1 N
PE
R1 N
Gr
id
3
0 V
~
(o
pt
ion
al
11
5 V
~)
Pu
m
p
3
0 V
~
(o
pt
ion
al
11
5 V
~)
Te
m
pe
ra
tu
re
se
ns
or
3
– o
pt
ion
al
(u
pp
er
ar
ea
o
f s
to
ra
ge
ta
nk
)
4.3.4 Actuating the connecting terminals
NOTE
The connecting terminal may only be actuated with
an appropriate tool. An unsuitable tool or too much
mechanical pressure can damage or even destroy the
connecting terminal.
Summary of Contents for Temperature differential controller
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